117706Sjulian/* 217706Sjulian * Copyright (c) 1996 John Birrell <jb@cimlogic.com.au>. 317706Sjulian * All rights reserved. 417706Sjulian * 517706Sjulian * Redistribution and use in source and binary forms, with or without 617706Sjulian * modification, are permitted provided that the following conditions 717706Sjulian * are met: 817706Sjulian * 1. Redistributions of source code must retain the above copyright 917706Sjulian * notice, this list of conditions and the following disclaimer. 1017706Sjulian * 2. Redistributions in binary form must reproduce the above copyright 1117706Sjulian * notice, this list of conditions and the following disclaimer in the 1217706Sjulian * documentation and/or other materials provided with the distribution. 13165967Simp * 3. Neither the name of the author nor the names of any co-contributors 1417706Sjulian * may be used to endorse or promote products derived from this software 1517706Sjulian * without specific prior written permission. 1617706Sjulian * 1717706Sjulian * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 1817706Sjulian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1917706Sjulian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2049439Sdeischen * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2117706Sjulian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2217706Sjulian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2317706Sjulian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2417706Sjulian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2517706Sjulian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2617706Sjulian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2717706Sjulian * SUCH DAMAGE. 2817706Sjulian * 2950476Speter * $FreeBSD$ 3017706Sjulian */ 31174112Sdeischen 32174112Sdeischen#include "namespace.h" 3317706Sjulian#include <pthread.h> 3497204Sdeischen#include <pthread_np.h> 35174112Sdeischen#include "un-namespace.h" 36156611Sdeischen#include "thr_private.h" 37156611Sdeischen 38174112Sdeischenint _pthread_single_np(void); 39174112Sdeischen 4075369Sdeischen__weak_reference(_pthread_single_np, pthread_single_np); 4171581Sdeischen 42174112Sdeischenint _pthread_single_np(void) 4317706Sjulian{ 4471581Sdeischen 4517706Sjulian /* Enter single-threaded (non-POSIX) scheduling mode: */ 46174112Sdeischen _pthread_suspend_all_np(); 4797204Sdeischen /* 4897204Sdeischen * XXX - Do we want to do this? 4997204Sdeischen * __is_threaded = 0; 5097204Sdeischen */ 5197204Sdeischen return (0); 5217706Sjulian} 53